What is the cheapest airline that flies from Washington, D.C. to Perth?

Qantas Airways and Qatar Airways are the most popular carriers operating from Washington, D.C. to Perth

Which layover airport has the shortest travel time from Washington, D.C. to Perth?

Flights connecting via Dubai (DXB) have the shortest average one-way travel time: 25h 45m.

Which airport is the most popular layover for flights between Washington, D.C. and Perth?

Doha (DOH) was the most common stop: 75% of momondo users choosing 1-stop flights on this route connected there.

How long does it take to fly to Perth?

Average flight duration from Washington, D.C. to Perth depends on which airport you fly into and out of. Flying from Washington, D.C. to Perth is 36h 55m on average, while flying from Baltimore to Perth is 37h 23m on average. Perth is the most popular airport in Perth.

Which layover airport offers the lowest fares from Washington, D.C. to Perth?

Flights via Doha (DOH) offer the lowest average round-trip price of $2,197.

Which layover airport has the shortest connection time from Washington, D.C. to Perth?

Doha (DOH) has the shortest average layover time for this route: 3h 04m.

When did momondo last update prices for flights from Washington, D.C. to Perth Airport?

Prices for flights from Washington, D.C. to Perth Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Washington, D.C. to Perth Airport?

The number of operators available for flights from Washington, D.C. to Perth Airport is 2 as of March 2026.

How old do you have to be to fly from Washington, D.C. to Perth Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Perth Airport.

What documentation or ID do you need to fly to Perth Airport?

The travel and health documents required for your trip to Perth Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Perth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$536 Cheap Flights from Washington, D.C. to Perth in 2026

Q: What is the typical price of a round-trip flight between Washington, D.C. and Perth?

Prices are currently typical for flights on this route. Typical prices usually range from $1,170 to $1,551. The lowest price recently found on this route was $1,491.

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Find the cheapest flights from Washington, D.C. to Perth

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One-way

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Enter your travel dates to find the best prices.

3:15 pm - 4:00 pm

IAD

PER

36h 45m

2 stops

7:50 pm - 12:55 am

PER

IAD

41h 05m

2 stops

$1,491Air New Zealand

Di, Jun 2 - Di, Jul 28

5:59 pm - 4:00 pm

DCA

PER

34h 01m

2 stops

7:50 pm - 10:15 pm

PER

DCA

38h 25m

2 stops

$1,491Air New Zealand

Di, Jun 2 - Di, Jul 28

3:15 pm - 4:00 pm

IAD

PER

36h 45m

2 stops

7:50 pm - 6:42 am

PER

IAD

46h 52m

2 stops

$1,501Air New Zealand

Di, Jun 2 - Di, Jul 28

7:00 am - 4:00 pm

BWI

PER

45h 00m

2 stops

7:50 pm - 7:24 am

PER

BWI

47h 34m

2 stops

$1,506Air New Zealand

Di, Jun 2 - Di, Jul 28

4:34 pm - 4:00 pm

DCA

PER

35h 26m

2 stops

11:50 pm - 11:59 pm

PER

DCA

36h 09m

2 stops

$1,548Air New Zealand

Sa, Apr 11 - Sa, Apr 18

11:05 am - 5:50 am

IAD

PER

30h 45m

2 stops

2:50 pm - 4:05 pm

PER

IAD

37h 15m

2 stops

$1,560Multiple Airlines

So, Apr 12 - So, Apr 19

4:59 pm - 4:45 pm

DCA

PER

35h 46m

2 stops

5:45 pm - 2:54 pm

PER

DCA

33h 09m

2 stops

$1,697Qantas Airways

Di, Mrz 10 - Mo, Mrz 23

3:21 pm - 9:55 am

BWI

PER

30h 34m

2 stops

4:25 pm - 6:27 pm

PER

BWI

38h 02m

2 stops

$1,742Qantas Airways

Mo, Mrz 16 - Mi, Apr 8

3:21 pm - 12:25 pm

BWI

PER

33h 04m

2 stops

5:20 pm - 10:59 pm

PER

BWI

41h 39m

2 stops

$1,777Qantas Airways

Do, Mrz 12 - Do, Mrz 19

7:10 pm - 1:35 pm

BWI

PER

30h 25m

2 stops

11:55 pm - 7:22 pm

PER

BWI

31h 27m

2 stops

$1,787Qantas Airways

Di, Jun 2 - Di, Jul 28

Air New Zealand flights from Washington, D.C. to Perth

Our best Air New Zealand deals on Washington, D.C. to Perth flight tickets

Air New Zealand

Jun 2

IAD3:15 pmWashington, D.C. Dulles Intl

36h 45m

2 stops

PER4:00 pmPerth

Jul 28

PER7:50 pmPerth

41h 05m

2 stops

IAD12:55 amWashington, D.C. Dulles Intl

$1,491

Air New Zealand

Jun 2

IAD3:15 pmWashington, D.C. Dulles Intl

36h 45m

2 stops

PER4:00 pmPerth

Jul 28

PER7:50 pmPerth

46h 52m

2 stops

IAD6:42 amWashington, D.C. Dulles Intl

$1,501

Air New Zealand

Jun 2

BWI7:00 amBaltimore/Washington

45h 00m

2 stops

PER4:00 pmPerth

Jul 28

PER7:50 pmPerth

47h 34m

2 stops

BWI7:24 amBaltimore/Washington

$1,506

Qantas Airways flights from Washington, D.C. to Perth

Our best Qantas Airways deals on Washington, D.C. to Perth flight tickets

Qantas Airways

Mar 10

BWI3:22 pmBaltimore/Washington

37h 23m

2 stops

PER4:45 pmPerth

Mar 23

PER5:45 pmPerth

32h 47m

2 stops

BWI2:32 pmBaltimore/Washington

$1,623

Qantas Airways

Mar 10

BWI3:22 pmBaltimore/Washington

37h 23m

2 stops

PER4:45 pmPerth

Mar 17

PER5:20 pmPerth

41h 39m

2 stops

BWI10:59 pmBaltimore/Washington

$1,669

Qantas Airways

Mar 10

IAD5:37 pmWashington, D.C. Dulles Intl

35h 08m

2 stops

PER4:45 pmPerth

Mar 23

PER5:45 pmPerth

34h 46m

2 stops

IAD4:31 pmWashington, D.C. Dulles Intl

$1,677

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Di 6/2

3:15 pm-4:00 pm

2 stops36h 45m

Perth

Di 7/28

7:50 pm-12:55 am

2 stops41h 05m

$1,491

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Di 6/2

5:59 pm-4:00 pm

2 stops34h 01m

Perth

Di 7/28

7:50 pm-10:15 pm

2 stops38h 25m

$1,491

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

Di 6/2

3:15 pm-4:00 pm

2 stops36h 45m

Perth

Di 7/28

7:50 pm-6:42 am

2 stops46h 52m

$1,501

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Di 6/2

7:00 am-4:00 pm

2 stops45h 00m

Perth

Di 7/28

7:50 pm-7:24 am

2 stops47h 34m

$1,506

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Sa 4/11

4:34 pm-4:00 pm

2 stops35h 26m

Perth

Sa 4/18

11:50 pm-11:59 pm

2 stops36h 09m

$1,548

Washington, D.C.Perth

IAD - PER

IADPER

Washington, D.C. Dulles Intl

So 4/12

11:05 am-5:50 am

2 stops30h 45m

Perth

So 4/19

2:50 pm-4:05 pm

2 stops37h 15m

$1,560

Washington, D.C.Perth

DCA - PER

DCAPER

Washington, D.C. Reagan-National

Di 3/10

4:59 pm-4:45 pm

2 stops35h 46m

Perth

Mo 3/23

5:45 pm-2:54 pm

2 stops33h 09m

$1,697

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Mo 3/16

3:21 pm-9:55 am

2 stops30h 34m

Perth

Mi 4/8

4:25 pm-6:27 pm

2 stops38h 02m

$1,742

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Do 3/12

3:21 pm-12:25 pm

2 stops33h 04m

Perth

Do 3/19

5:20 pm-10:59 pm

2 stops41h 39m

$1,777

BaltimorePerth

BWI - PER

BWIPER

Baltimore/Washington

Di 6/2

7:10 pm-1:35 pm

2 stops30h 25m

Perth

Di 7/28

11:55 pm-7:22 pm

2 stops31h 27m

$1,787

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. to Perth

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

Other information

What is the typical price of a round-trip flight between Washington, D.C. and Perth?

What is the cheapest month to fly to Perth?

In general, March is the cheapest month to fly from Washington, D.C. to Perth. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,170. If you are unable to visit Perth during the month of March, then departing from Washington, D.C. during the month August is also very affordable. Most momondo users find prices during this month for around $1,212.

Can stopping save me money on Washington, D.C. to Perth flights?

You could potentially save up to 34% on your flight if you consider stops on a Washington, D.C. to Perth flight.

When to book flights from Washington, D.C. to Perth

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Perth according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Washington, D.C. to Perth (WAS to PER) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Perth

Fastest flight time	35h 46m
Direct flights	None

The fastest flight from Washington, D.C. to Perth takes 35h 46m

There are no direct flights from Washington, D.C. to Perth. There are no popular flight routes from Washington, D.C. to Perth.

Search flight deals

How far is Washington, D.C. to Perth by plane?
The straight-line distance from Washington, D.C. to Perth is 11559.6 mi. 35h 46m is a normal flight duration for this route.
When did momondo last update prices for flights from Washington, D.C. to Perth Airport?
Prices for flights from Washington, D.C. to Perth Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. to Perth Airport?
The number of operators available for flights from Washington, D.C. to Perth Airport is 2 as of March 2026.
How old do you have to be to fly from Washington, D.C. to Perth Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. to Perth Airport.
What documentation or ID do you need to fly to Perth Airport?
The travel and health documents required for your trip to Perth Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Perth Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Washington, D.C. to Perth?
Based on momondo bookings for flights between Washington, D.C. and Perth, the leading airline is Qantas Airways, making up 52% of the total bookings. Other popular airlines include Qatar Airways with 48%.

Best airlines flying from Washington, D.C. to Perth

Compare and see reviews for airlines that fly from Washington, D.C. to Perth with momondo

Airline	Rating	Free Cancellation	Price
Qantas Airways	PriceFrom $1,212	Free Cancellation	Rating 7.5 1,000 reviews		Search Qantas Airways flights
Qatar Airways	PriceFrom $1,961	Free Cancellation	Rating 7.4 3,745 reviews		Search Qatar Airways flights

Fremantle

Mandurah

Rottnest Island

Scarborough

Waikiki

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Perth?

It is quick and easy to find Washington, D.C. to Perth flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Perth that suits you.

Can I find flights from Washington, D.C. to Perth with flexible booking policies on momondo?

Flights from Washington, D.C. to Perth with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Perth?

Once you have performed a search for Washington, D.C. to Perth flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Perth right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Perth, momondo offers a useful price alert feature which will track prices for flights to Perth from Washington, D.C. and alert you when they change.